@misc{1200261,
  author = {Kelsey Rodriguez},
  title = {NIST time and frequency bulletin - November 2019:},
  year = {2019},
  month = {2019-11-01 04:11:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.8261-11},
  language = {en},
}